OAU Mathematics 2022/2023 Past Questions

A company had a sale of English shirts at which all shirts sold at 15% discount. Ojo purchased a shirt for N765. What was the original selling price?(Assume no tax).

Calculate the simple interest on N20,000 in 2 years at a rate of 13% per annum

The population of a village is 5846. Express this number in three significant figures

What value of x satisfies the equation: $3^{2x+3} - 3^{x+2} - 3^{x+1} + 1 = 0$

What is the quotient and remainder when x + 2 divides $2x^2 - 3x + 2$?

If sin(x + 30)° = cos 40°, find x

If the probability that an event will occur is h/2n, what is the probability that it will not occur?

In a pie chart, the equivalent of 90° in 144 items is what?

A Trader bought a good N200 and sold it for a percentage gain of 2.5%, what is the gain?